What is CVE-2026-43646?

CVE-2026-43646 is a high-severity vulnerability in Apache Wicket, classified under Information Disclosure. CVSS score: 7.5/10. Published 2026-05-06.

How severe is CVE-2026-43646?

High severity. CVSS v3 base score is 7.5 out of 10.

Information disclosure in Apache Wicket

CVE-2026-43646

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache Wicket. This issue affects Apache Wicket: from 8.0.0 through 8.17.0, from 9.0.0 through 9.22.0, from 10.0.0 through 10.8.0. Users are recommended to upgra…

Vulnerability class: Information Disclosure

EPSS: 0.001 (24.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Apache Wicket
Apache Software Foundation Wicket — versions 8.0.0, 9.0.0, 10.0.0

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

security@apache.org (vendor-advisory, Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2026-43646?: CVE-2026-43646 is a high-severity vulnerability in Apache Wicket, classified under Information Disclosure. CVSS score: 7.5/10. Published 2026-05-06.
How severe is CVE-2026-43646?: High severity. CVSS v3 base score is 7.5 out of 10.